Mercury Mariner 4, 5 102CC Sail 1990 Outboard Service Shop Manual, Page 101Get this manual
Shift Shaft Inspect shift shafVcam for signs of wear, damaged roll pins or bent shaft
2Drive lower dri ve sha ft needle bearing into gear housing, using bearing remelalAnstallaHcn tool
Gear Housing Reassembly
Lower Drive Shaft Needle Bearing
, Pl ace dri ve shaft needle bea ring (a) onto end of driver rod (b) bea ring removal installation tool(Numbered side of beari ng toward tool
aLower Drive Shalt Needle Bearing: Installed on End of Driver RodGuide Bushing: Seated in Water Pump Gavity of Gear ousingDriver Rod: Tap in with Hammer Until Head 1Driver Rod Seats Against Guide Bushing